Base | Representation |
---|---|
bin | 1101101000011… |
… | …0110110110000 |
3 | 10222120211000002 |
4 | 3122012312300 |
5 | 104114103342 |
6 | 5401245132 |
7 | 1262661224 |
oct | 332066660 |
9 | 128524002 |
10 | 57175472 |
11 | 2a301862 |
12 | 171937a8 |
13 | bacb453 |
14 | 7844784 |
15 | 5045d32 |
hex | 3686db0 |
57175472 has 40 divisors (see below), whose sum is σ = 115506000. Its totient is φ = 27383552.
The previous prime is 57175457. The next prime is 57175487. The reversal of 57175472 is 27457175.
57175472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (57175457) and next prime (57175487).
It is a pancake number, because a pancake can be divided into 57175472 parts by 10693 straight cuts.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68723 + ... + 69549.
It is an arithmetic number, because the mean of its divisors is an integer number (2887650).
Almost surely, 257175472 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 57175472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57753000).
57175472 is an abundant number, since it is smaller than the sum of its proper divisors (58330528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57175472 is a wasteful number, since it uses less digits than its factorization.
57175472 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1013 (or 1007 counting only the distinct ones).
The product of its digits is 68600, while the sum is 38.
The square root of 57175472 is about 7561.4464224776. The cubic root of 57175472 is about 385.2446233081.
The spelling of 57175472 in words is "fifty-seven million, one hundred seventy-five thousand, four hundred seventy-two".
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